/* 무한 계단 전용 스타일 */
#controls {
  position: fixed;
  bottom: max(24px, env(safe-area-inset-bottom));
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 28px;
  color: #5b6788;
  font-size: 14px;
  font-weight: 700;
  pointer-events: none;
  z-index: 5;
}

#ready {
  background: rgba(13, 18, 32, 0.45);
  justify-content: flex-start;
  padding-top: max(10vh, env(safe-area-inset-top));
}

#ready .tap-to-start {
  margin-top: auto;
  margin-bottom: 9vh;
}

#ready h1 {
  font-size: clamp(40px, 12vw, 64px);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #a78bfa, #4ade80);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hint { font-size: 17px; color: #aab4d4; line-height: 1.6; }
.hint .accent { color: #a78bfa; font-weight: 700; }